#root {
    width: 1200px;
    height: 600px;
    background-color: #d3f3f3;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
      
}
#htupian{
 width: 1200px;
height: 600px;
opacity: 0.4

}
#yuan {
      width: 432px;
    height: 450px;
    background-color: #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    opacity: 0.8;
}
#kuan {
    width: 350px;
    height: 150px;
    background-color: #1784f3;
    position: absolute;
    top: 225px;
    left: 400px;
    opacity: 0.8;
}

.gly {
    text-align: center;
    font-size: 30px;
    color:  #1784f3;
    font-family: 楷体;
        position: relative;
    top: 10px;
}
.biao{
    position: absolute;
    left: 35px;
}
.text{
    width: 320px;
    height: 25px;
  
    -webkit-box-flex: 1;
    -ms-flex: 1;
    flex: 1;
    padding: 0;
    overflow: hidden;
    font-family: inherit;
    font-size: inherit;
    font-weight: inherit;
    background: transparent;
    border: none;
    outline: none;
    resize: none;
}
.zi{
        font-size: 20px;
    font-family: 楷体;
}
input#dl {
    width: 160px;
    height: 35px;
    color:#fff;
    background-color: #1784f3;
}